91 lines
2.2 KiB
C
91 lines
2.2 KiB
C
/* GStreamer ReplayGain volume adjustment
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*
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* Copyright (C) 2007 Rene Stadler <mail@renestadler.de>
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*
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* gstrgvolume.h: Element to apply ReplayGain volume adjustment
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*/
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#ifndef __GST_RG_VOLUME_H__
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#define __GST_RG_VOLUME_H__
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#include <gst/gst.h>
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G_BEGIN_DECLS
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#define GST_TYPE_RG_VOLUME \
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(gst_rg_volume_get_type())
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#define GST_RG_VOLUME(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RG_VOLUME,GstRgVolume))
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#define GST_RG_VOLUME_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RG_VOLUME,GstRgVolumeClass))
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#define GST_IS_RG_VOLUME(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RG_VOLUME))
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#define GST_IS_RG_VOLUME_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RG_VOLUME))
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typedef struct _GstRgVolume GstRgVolume;
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typedef struct _GstRgVolumeClass GstRgVolumeClass;
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/**
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* GstRgVolume:
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*
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* Opaque data structure.
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*/
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struct _GstRgVolume
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{
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GstBin bin;
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/*< private >*/
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GstElement *volume_element;
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gdouble max_volume;
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gboolean album_mode;
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gdouble headroom;
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gdouble pre_amp;
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gdouble fallback_gain;
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gdouble target_gain;
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gdouble result_gain;
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gdouble track_gain;
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gdouble track_peak;
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gdouble album_gain;
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gdouble album_peak;
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gboolean has_track_gain;
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gboolean has_track_peak;
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gboolean has_album_gain;
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gboolean has_album_peak;
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gdouble reference_level;
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};
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struct _GstRgVolumeClass
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{
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GstBinClass parent_class;
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};
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GType gst_rg_volume_get_type (void);
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GST_ELEMENT_REGISTER_DECLARE (rgvolume);
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G_END_DECLS
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#endif /* __GST_RG_VOLUME_H__ */
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